{"product_id":"1871503-ring-piston-intermediate-fits-caterpillar-models","title":"1871503 Ring-Piston (Intermediate Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Intermediate Piston Ring for Caterpillar (Cat) C18 Engine\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement intermediate piston ring is the second compression ring in the three-ring piston assembly used in the Caterpillar C18 diesel engine. The intermediate ring seats between the top compression ring and the oil control ring, providing secondary combustion sealing and reducing blow-by to maintain engine efficiency and oil cleanliness during rebuild and overhaul work.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRing Type: Intermediate (second compression ring)\u003c\/li\u003e\n\u003cli\u003eGage Diameter: 145mm\u003c\/li\u003e\n\u003cli\u003eApplication: Caterpillar C18 diesel engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat) C18 Engine Applications:\u003c\/strong\u003e Equipment and trucks powered by the Caterpillar C18 diesel engine. Verify your engine serial number and bore size before ordering.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e187-1503, 1871503\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":42451295993939,"sku":"1871503","price":52.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1871503_01.jpg?v=1757984174","url":"https:\/\/www.reliableaftermarketparts.com\/products\/1871503-ring-piston-intermediate-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}